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Jamestown vs Romny Climate & Distance Between

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  • The distance between Jamestown, Saint Helena and Romny, Ukraine is approximately 8,337 km or 5,181 mi.
  • To reach Jamestown in this distance one would set out from Romny bearing 219° or SW and follow the great circles arc to approach Jamestown bearing 204.4° or SSW .
  • Jamestown has a subtropical hot desert climate (BWh) whereas Romny has a warm summer continental/ hemiboreal climate with no dry season (Dfb).
  • The mean annual temperature is 15.1 °C (27.2°F) warmer.
  • Average monthly temperatures vary by 22.2 °C (40°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 485 mm (19.1 in) less which is equivalent to 485 l/m² (11.9 US gal/ft²) or 4,850,000 l/ha (518,497 US gal/ac) less. About 2/9 as much.
  • The altitude of the sun at midday is overall 31.2° higher in Jamestown than in Romny.

Climate Comparison Table

The table shows values for Jamestown relative to Romny. You can also view this comparison the other way around from the perspective of Romny vs Jamestown.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
average temperature iconAverage Temperature °C ( °F) +31 (+56) +30 (+54) +25 (+45) +16 (+29) +7 (+13) +3 (+6) +1 (+2) +2 (+3) +7 (+12) +13 (+24) +20 (+36) +26 (+46) +15 (+27)
rainfall iconAverage Precipitation mm (in) -40 (-2) -29 (-1) -22 (-1) -33 (-1) -31 (-1) -47 (-2) -50 (-2) -54 (-2) -39 (-2) -35 (-1) -50 (-2) -55 (-2) -485 (-19)
daylight iconAverage Daylight Hours & Minutes/ Day +4h 33' +2h 47' +0h 30' -1h 55' -4h 01' -5h 07' -4h 37' -2h 48' -0h 26' +1h 59' +4h 04' +5h 07'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +65.8 +54.9 +34.2 +11.1 -5.5 -12 -6.1 +10.7 +33.5 +55.2 +65.4 +66.6   +31.2

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